| 摘要 |
<p>The invention provides a disc brake device for railway vehicles, which is characterized in that including: two caliper pry bars each of which with brake backing member for clipping and pressing brake disc at one end, actuating apparatus with a movable rod driven in at least of either one of an advancing direction or a saving direction, reinforcement shift mechanism capable of transforming agency of the aforementioned movable rod to the direction of expanding or reducing the space between the aforementioned caliper pry bars, and intensifying the kynamics acting on the movable rod at the other end of the two caliper pry bars, the aforementioned reinforcement shift mechanism includes wedge mechanism which has two transference axises respectively pin jointed at the other end of the aforementioned caliper pry bars, and wedge body with inclined plane collocated between the aforementioned transference axises.</p> |
